22440400

素因数分解:

$2^4\times 5^2\times {\mathrm{56101}}^1$

素因数の和:56119

約数の個数: 30

約数和(自身を含む): 53914022

約数和(自身を除く): 31473622

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 56101, 112202, 224404, 280505, 448808, 561010, 897616, 1122020, 1402525, 2244040, 2805050, 4488080, 5610100, 11220200, 22440400]

約数ペア:

[(1, 22440400), (2, 11220200), (4, 5610100), (5, 4488080), (8, 2805050), (10, 2244040), (16, 1402525), (20, 1122020), (25, 897616), (40, 561010), (50, 448808), (80, 280505), (100, 224404), (200, 112202), (400, 56101)]